A string of price hikes is taking place with chloroprene rubber (CR) in the international market. Japanese companies Denka Co. Ltd. (TYO:4061), Tosoh Corp. (TYO:4042) and Showa Denko KK (TYO:4004) each have announced price increases, as has Netherlands-based Arlanxeo. The companies say that the reason for the price hikes is to ensure a stable product supply, as there is no…